<?php

namespace app\admin\controller\subject;

use app\common\controller\Backend;
use app\common\model\Subject\Category;
use app\common\model\Subject\Subject as SubjectSubject;

use Exception;
use think\Db;
use think\exception\ValidateException;
use think\exception\PDOException;

/**
 * 课程管理
 *
 * @icon fa fa-circle-o
 */
class Subject extends Backend
{

    /**
     * Subject模型对象
     * @var \app\admin\model\subject\Subject
     */
    protected $model = null;
    protected $categoryModel = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new SubjectSubject();
        $this->categoryModel = new Category();
        $this->assignconfig("categoryList", $this->categoryModel->getCategoryAll());
        // $this->modelValidate = true;
        $this->request->filter('trim,strip_tags');
        $this->relationSearch = true;
    }



    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if (false === $this->request->isAjax()) {
            return $this->view->fetch();
        }
        //如果发送的来源是 Selectpage，则转发到 Selectpage
        if ($this->request->request('keyField')) {
            return $this->selectpage();
        }
        $params = $this->request->param();
        if(!isset($params['ids']))
        {
            return json(['total' => 0, 'rows' => []]);
        }

        $filter = json_decode($this->request->get('filter'),true);
         $op = json_decode($this->request->get('op'),true);
         if (isset($filter['category.name'])){
             $cost_where['category.name'] = $filter['category.name'];
             $filter['category.id'] = $filter['category.name'];
             $op['category.id'] = $op['category.name'];
             unset($filter['category.name']);
             unset($op['category.name']);
         }
         $this->request->get(['filter'=>json_encode($filter)]);
         $this->request->get(['op'=>json_encode($op)]);

        $whereSubject = ['teacher.id'=>$params['ids']];
        [$where, $sort, $order, $offset, $limit] = $this->buildparams();
        // halt($where);
        $list = $this->model
            ->with(['category','teacher'])
            ->where($whereSubject)
            ->where($where)
            ->order($sort, $order)
            ->paginate($limit);
        $result = ['total' => $list->total(), 'rows' => $list->items()];
        return json($result);
    }
    public function add()
    {
        if (false === $this->request->isPost()) {
            $categoryList = build_select('row[cateid]',$this->categoryModel->column('id,name'),[],['class'=>'selectpicker', 'required'=>'']);
            $this->assign('categoryList',$categoryList);
            return $this->view->fetch();
        }
        $teacherid = $this->request->get('ids');
        if(!$teacherid){
            $this->error(__('Teacher can not be empty'));
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = array_filter($params);
        $params = $this->preExcludeFields($params);
        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $result = false;
        Db::startTrans();
        try {
            
            // halt($params);
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                // $this->model->validateFailException()->validate($validate);
                $this->validateFailException()->validate($params,$validate);
            }
            $params['teacherid'] = $teacherid;
            $result = $this->model->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }
    public function edit($ids=null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds) && !in_array($row[$this->dataLimitField], $adminIds)) {
            $this->error(__('You have no permission'));
        }
        if (false === $this->request->isPost()) {
            $categoryList = build_select('row[cateid]',$this->categoryModel->column('id,name'),['id'=>$row['cateid']],['class'=>'selectpicker', 'required'=>'']);
            $this->assign('categoryList',$categoryList);
            $this->view->assign('row', $row);
            return $this->view->fetch();
        }
        $params = $this->request->post('row/a');
        if (empty($params)) {
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $params = array_filter($params);
        $params = $this->preExcludeFields($params);
        if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
            $params[$this->dataLimitField] = $this->auth->id;
        }
        $result = false;
        Db::startTrans();
        try {
            //是否采用模型验证
            if ($this->modelValidate) {
                $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : $name) : $this->modelValidate;
                // $this->model->validateFailException()->validate($validate);
                $this->validateFailException()->validate($params,$validate);
            }
            $result = $row->allowField(true)->save($params);
            Db::commit();
        } catch (ValidateException|PDOException|Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($result === false) {
            $this->error(__('No rows were inserted'));
        }
        $this->success();
    }
}
